DIE COATER FOR COATING ACTIVE MATERIAL OF SECONDARY BATTERY CURRENT COLLECTOR

A die coater includes a lower block provided with a manifold configured to accommodate a first liquid, an upper block coupled to the lower block and provided with a second liquid inlet, and a coater shim interposed between the upper block and the lower block to form a first slit and a second slit which open toward a front side of the die coater and are separated from each other. The coater shim isincludes a second liquid flow path on a center guide extending to protrude across the manifold to the front side of the die coater, and a manifold insert configured to support a bottom surface of the center guide is provided inside the manifold.